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Dortmund Data Bank
Thermophysical Data for Process Design
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DDB#
Name
CAS-RN
Formula
174
Water
7732-18-5
H
2
O
Overview
Details
579
Methanethiol
74-93-1
CH
4
S
Overview
Details
1065
Hydrogen sulfide
7783-06-4
H
2
S
Overview
Details
1150
Dimethyl sulfide
75-18-3
C
2
H
6
S
Overview
Details
6308
Sodium hydroxide
1310-73-2
HNaO
Overview
Details
Search for mixtures containing this mixture as subsystem
Mixture Data
Number of available sets is shown
Vapor-Liquid Equilibria (
VLE
)
DDB#
Name
579
1065
1150
6308
Sodium hydroxide
174
Water
7
87
3
27
579
Methanethiol
1
3
n.a.
1065
Hydrogen sulfide
10
n.a.
1150
Dimethyl sulfide
n.a.
Heats of Mixing (
HE
)
DDB#
Name
579
1065
1150
6308
Sodium hydroxide
174
Water
n.a.
13
n.a.
n.a.
579
Methanethiol
n.a.
n.a.
n.a.
1065
Hydrogen sulfide
n.a.
n.a.
1150
Dimethyl sulfide
n.a.
Gas Solubilities (
GLE
)
DDB#
Name
579
1065
1150
6308
Sodium hydroxide
174
Water
21
122
17
n.a.
579
Methanethiol
n.a.
n.a.
n.a.
1065
Hydrogen sulfide
n.a.
n.a.
1150
Dimethyl sulfide
n.a.
Activity Coefficients at Infinite Dilution (Pure Solvents) (
ACT
)
DDB#
Name
579
1065
1150
6308
Sodium hydroxide
174
Water
5
n.a.
15
n.a.
579
Methanethiol
n.a.
n.a.
n.a.
1065
Hydrogen sulfide
n.a.
n.a.
1150
Dimethyl sulfide
n.a.
Liquid-Liquid Equilibria (Miscibility Gaps) (
LLE
)
DDB#
Name
579
1065
1150
6308
Sodium hydroxide
174
Water
5
14
1
n.a.
579
Methanethiol
n.a.
n.a.
n.a.
1065
Hydrogen sulfide
n.a.
n.a.
1150
Dimethyl sulfide
n.a.
Heat Capacities of Mixtures, Excess Heat Capacities (
CPE
)
DDB#
Name
579
1065
1150
6308
Sodium hydroxide
174
Water
n.a.
n.a.
n.a.
52
579
Methanethiol
n.a.
n.a.
n.a.
1065
Hydrogen sulfide
n.a.
n.a.
1150
Dimethyl sulfide
n.a.
(A)zeotropic Data (
AZD
)
DDB#
Name
579
1065
1150
6308
Sodium hydroxide
174
Water
2
n.a.
3
n.a.
579
Methanethiol
n.a.
3
n.a.
1065
Hydrogen sulfide
5
n.a.
1150
Dimethyl sulfide
n.a.
Solid-Liquid Equilibria (
SLE
)
DDB#
Name
579
1065
1150
6308
Sodium hydroxide
174
Water
n.a.
n.a.
n.a.
4
579
Methanethiol
n.a.
n.a.
n.a.
1065
Hydrogen sulfide
n.a.
n.a.
1150
Dimethyl sulfide
n.a.
Vapor-Liquid Equilibria of Electrolyte Systems (
ELE
)
DDB#
Name
579
1065
1150
6308
Sodium hydroxide
174
Water
n.a.
n.a.
n.a.
101
579
Methanethiol
n.a.
n.a.
n.a.
1065
Hydrogen sulfide
n.a.
n.a.
1150
Dimethyl sulfide
n.a.
Densities and Volumes of Mixtures, Excess Volumes (
VE
)
DDB#
Name
579
1065
1150
6308
Sodium hydroxide
174
Water
n.a.
n.a.
n.a.
179
579
Methanethiol
n.a.
n.a.
n.a.
1065
Hydrogen sulfide
n.a.
n.a.
1150
Dimethyl sulfide
n.a.
Salt Solubilities (
ESLE
)
DDB#
Name
579
1065
1150
6308
Sodium hydroxide
174
Water
n.a.
n.a.
n.a.
19
579
Methanethiol
n.a.
n.a.
n.a.
1065
Hydrogen sulfide
n.a.
n.a.
1150
Dimethyl sulfide
n.a.
Critical Data of Mixtures (
CRI
)
DDB#
Name
579
1065
1150
6308
Sodium hydroxide
174
Water
n.a.
13
n.a.
1
579
Methanethiol
n.a.
n.a.
n.a.
1065
Hydrogen sulfide
n.a.
n.a.
1150
Dimethyl sulfide
n.a.
Mixture Viscosities (
VIS
)
DDB#
Name
579
1065
1150
6308
Sodium hydroxide
174
Water
n.a.
1
n.a.
40
579
Methanethiol
n.a.
n.a.
n.a.
1065
Hydrogen sulfide
n.a.
n.a.
1150
Dimethyl sulfide
n.a.
Mixture Surface Tensions (
MSFT
)
DDB#
Name
579
1065
1150
6308
Sodium hydroxide
174
Water
n.a.
5
n.a.
7
579
Methanethiol
n.a.
n.a.
n.a.
1065
Hydrogen sulfide
n.a.
n.a.
1150
Dimethyl sulfide
n.a.
Mixture Speeds of Sound (
MSOS
)
DDB#
Name
579
1065
1150
6308
Sodium hydroxide
174
Water
n.a.
n.a.
n.a.
22
579
Methanethiol
n.a.
n.a.
n.a.
1065
Hydrogen sulfide
n.a.
n.a.
1150
Dimethyl sulfide
n.a.
Mixture Thermal Conductivities (
MTCN
)
DDB#
Name
579
1065
1150
6308
Sodium hydroxide
174
Water
n.a.
n.a.
n.a.
8
579
Methanethiol
n.a.
n.a.
n.a.
1065
Hydrogen sulfide
n.a.
n.a.
1150
Dimethyl sulfide
n.a.
Mixture Dielectric Constants (
MDEC
)
DDB#
Name
579
1065
1150
6308
Sodium hydroxide
174
Water
n.a.
n.a.
n.a.
5
579
Methanethiol
n.a.
n.a.
n.a.
1065
Hydrogen sulfide
n.a.
n.a.
1150
Dimethyl sulfide
n.a.
Mixture P-v-T Data (
MPVT
)
DDB#
Name
579
1065
1150
6308
Sodium hydroxide
174
Water
n.a.
8
n.a.
101
579
Methanethiol
n.a.
n.a.
n.a.
1065
Hydrogen sulfide
n.a.
n.a.
1150
Dimethyl sulfide
n.a.
Gas Hydrate Data (
GHD
)
DDB#
Name
579
1065
1150
6308
Sodium hydroxide
174
Water
1
42
n.a.
n.a.
579
Methanethiol
n.a.
n.a.
n.a.
1065
Hydrogen sulfide
n.a.
n.a.
1150
Dimethyl sulfide
n.a.
Electrical Conductivities (
ECND
)
DDB#
Name
579
1065
1150
6308
Sodium hydroxide
174
Water
n.a.
10
n.a.
83
579
Methanethiol
n.a.
n.a.
n.a.
1065
Hydrogen sulfide
n.a.
n.a.
1150
Dimethyl sulfide
n.a.
Diffusion Coefficients (
DIF
)
DDB#
Name
579
1065
1150
6308
Sodium hydroxide
174
Water
n.a.
8
n.a.
1
579
Methanethiol
n.a.
n.a.
n.a.
1065
Hydrogen sulfide
n.a.
n.a.
1150
Dimethyl sulfide
n.a.
Further Thermodynamic Properties (
X
)
DDB#
Name
579
1065
1150
6308
Sodium hydroxide
174
Water
n.a.
13
1
65
579
Methanethiol
n.a.
n.a.
n.a.
1065
Hydrogen sulfide
n.a.
n.a.
1150
Dimethyl sulfide
n.a.
Total
DDB#
Name
579
1065
1150
6308
Sodium hydroxide
174
Water
41
336
40
715
579
Methanethiol
1
6
n.a.
1065
Hydrogen sulfide
15
n.a.
1150
Dimethyl sulfide
n.a.
Dortmund Data Bank Version: February 2024
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